Blackburn, Douglas W. - 2012
We examine world stock market comovement for 23 countries over 30-years from 1981 to 2010 -- a period that includes … analysis is based on a generalized factor model that allows for country, regional, and world factors. We show that the commonly … used world Fama French factor model with the world value-weighted portfolio as a proxy for the world factor, has biased …